Home / 18,190.48-27,274.02-7,667.32

Finding the Fourth Proportional to 18,190.48, 27,274.02 and 7,667.32

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Solution

The fourth proportional to 18,190.48, 27,274.02 and 7,667.32 is: 11,496.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190.48 : 27,274.02 = 7,667.32 : x
  2. Step 2: Convert to fraction form
    18,190.48/27,274.02 = 7,667.32/x
  3. Step 3: Cross multiply
    18,190.48x = 27,274.02 × 7,667.32
  4. Step 4: Simplify right side
    18,190.48x = 209,118,639.03
  5. Step 5: Solve for x
    x = 209,118,639.03/18,190.48
  6. Step 6: Final answer
    x = 11,496.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.